SOMA: Observability, monitoring, and in situ analytics for exascale applications

D Yokelson, O Lappi, S Ramesh… - Concurrency and …, 2024 - Wiley Online Library
With the rise of exascale systems and large, data‐centric workflows, the need to observe
and analyze high performance computing (HPC) applications during their execution is …

Towards elastic in situ analysis for high-performance computing simulations

M Dorier, Z Wang, S Ramesh, U Ayachit… - Journal of Parallel and …, 2023 - Elsevier
In situ analysis and visualization have grown increasingly popular for enabling direct access
to data from high-performance computing (HPC) simulations. As a simulation progresses …

In Situ Framework for Coupling Simulation and Machine Learning with Application to CFD

R Balin, F Simini, C Simpson, A Shao, A Rigazzi… - arXiv preprint arXiv …, 2023 - arxiv.org
Recent years have seen many successful applications of machine learning (ML) to facilitate
fluid dynamic computations. As simulations grow, generating new training datasets for …

[PDF][PDF] Observability, monitoring, and in situ analytics in exascale applications

D Yokelson, O Lappi, S Ramesh, M Vaisala, K Huck… - Cray User Group, 2023 - cug.org
With the rise of exascale systems and large, datacentric workflows, the need to observe and
analyze high performance computing (HPC) applications during their execution is becoming …

Enabling Performance Observability for Heterogeneous HPC Workflows with SOMA

D Yokelson, M Titov, S Ramesh, O Kilic… - Proceedings of the 53rd …, 2024 - dl.acm.org
Heterogeneous workflows represent a promising approach for overcoming traditional
application performance limitations and to accelerate scientific insight on high-performance …

Catalyst-ADIOS2: In Transit Analysis for Numerical Simulations Using Catalyst 2 API

F Mazen, L Givord, C Gueunet - International Conference on High …, 2023 - Springer
In this article, we present a novel approach to bring in transit capabilities to numerical
simulations which are already able to do in situ analysis with Catalyst 2. This approach …

Extending the Mochi Methodology to Enable Dynamic HPC Data Services

M Dorier, P Carns, R Ross, S Snyder… - 2024 IEEE …, 2024 - ieeexplore.ieee.org
High-performance computing (HPC) applications and workflows are increasingly making
use of custom data services to complement traditional parallel file systems with fast transient …

Low-Cost Post Hoc Reconstruction of HPC Simulations at Full Resolution

AZ Yousef, EW Draeger… - 2023 IEEE 13th …, 2023 - ieeexplore.ieee.org
High performance computing has played a pivotal and ongoing role in the field of
computational fluid dynamics, enabling the simulation of increasingly larger-scale models …

[PDF][PDF] Enabling Performance Observability for Heterogeneous HPC Workflows with SOMA

M Titov, D Yokelson, S Ramesh, O Kilic, M Turilli, S Jha… - 2024 - osti.gov
Heterogeneous workflows represent a promising approach for overcoming traditional
application performance limitations and to accelerate scientific insight on high-performance …

InsitUE-Enabling Hybrid In-situ Visualizations Through Unreal Engine and Catalyst

M Krüger, JF Milke, TW Kuhlen, T Gerrits - International Conference on …, 2025 - Springer
Abstract In-situ, in-transit, and hybrid approaches have become well-established
visualization methods over the last decades. Especially for large simulations, these …